Question

(a – b) (a + b) + (b – c) (b + c) + (c – a) + (c + a) =
a}3
b}2
c}1
d}0
​

Answer 1

Answer:

0 is the ans...

Step-by-step explanation:

1. After cancelling the like terms a-a etc...we get the ans as 0...

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